Sound Light Control Module Relay Switch Delay Sensor Adjustable 5 V 12 V 24 V
7,22 €
Trigger looks great, delay the point president, the small point delay sound will be lower, the test is very simple gas sensor blowing on, the trigger delay is certainly much more than talk. 2: trigger stop, the sensor can perceive all sounds, the relay output, the relay will be the voice of the Kaka, will trigger module solutions: (1) the distance sensor from the relay (wear sensor 20 cm line, For more self stretched); (2) the sensitivity down slightly, the sound can be filtered out of the relay.
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